The vade mecum for America: or A companion for traders and travellers [electronic resource] : containing I. An exact and useful table, shewing the value of any quantity of any commodity, ready cast up, from one yard or pound to ten thousand. II. A table of simple and compound interest. III. Th names of the towns, and counties in the several provinces and colonies of New-England, New-York, and the Jersies; as also the several counties in Pensilvania [sic], Maryland and Virginia: together with the time of the setting of their courts. IV. The time of the general meetings of the Baptists an Quakers. V. A description of the principal roads from the mouth of Kennebeck-River in the north-east of New England, to James-River in Virginia. VI. A correct table of the kings and queens of England, from Egbert the 1st King of England to His Present Majesty King George II. Together with several other instructive tables in arithmetick, geography &c. To which is added, the names of the streets in Boston. Collected & composed with great care & accuracy.